Remove url_replacement logic from Omnibox/ToolbarModel

chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/cocoa/omnibox/omnibox_view_mac.h"
 
 #include <Carbon/Carbon.h>  // kVK_Return
 
 #include "base/mac/foundation_util.h"
 #include "base/memory/ptr_util.h"
@@ skipping 265 matching lines @@
 #endif
   }
 }
 
 void OmniboxViewMac::ResetTabState(WebContents* web_contents) {
   StoreStateToTab(web_contents, nullptr);
 }
 
 void OmniboxViewMac::Update() {
   if (model()->UpdatePermanentText()) {
-    // Something visibly changed.  Re-enable URL replacement.
-    controller()->GetToolbarModel()->set_url_replacement_enabled(true);
-    model()->UpdatePermanentText();
-
     const bool was_select_all = IsSelectAll();
     NSTextView* text_view =
         base::mac::ObjCCastStrict<NSTextView>([field_ currentEditor]);
     const bool was_reversed =
         [text_view selectionAffinity] == NSSelectionAffinityUpstream;
 
     // Restore everything to the baseline look.
     RevertAll();
 
     // Only select all when we have focus.  If we don't have focus, selecting
@@ skipping 839 matching lines @@
                               display_text);
   NSDictionary* notification_info = @{
       NSAccessibilityAnnouncementKey : announcement,
       NSAccessibilityPriorityKey :     @(NSAccessibilityPriorityHigh)
   };
   NSAccessibilityPostNotificationWithUserInfo(
       [field_ window],
       NSAccessibilityAnnouncementRequestedNotification,
       notification_info);
 }